Samsung Gear S2 vs. Sony SmartWatch 3 vs. Withings Activite Steel vs. Fitbit Ionic

 
Gear S2
SmartWatch 3
Activite Steel
Ionic
 SamsungGear S2Remove Buy NowSonySmartWatch 3Remove Buy NowWithingsActivite SteelRemove Buy NowFitbitIonicRemove Buy Now

Basic Info

Suggested Price$300$250$170$299
Release2015201420152017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days2 days8 months4+ days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360320 x 320n/a348x250
Size1.2 inches1.6 inches1.3 inches1.42
Touch
TypeSuper AMOLEDTFT LCDAnalogOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP685 ATM50m

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenAndroid Wearn/aFitbit OS
Apps
Music

All Wearables